December weather forecastTwin, MS
December
Weather in December
December, the first month of the winter in Twin, is also an enjoyable month, with an average temperature ranging between min 46.2°F (7.9°C) and max 61.3°F (16.3°C).Temperature
The advent of December brings a subtle shift in temperature, with the average high moving from a pleasant 68°F (20°C) in November to a refreshing 61.3°F (16.3°C). An average low-temperature of 46.2°F (7.9°C) marks the nights throughout December.Humidity
The most humid month is December, with an average relative humidity of 80%.Rainfall
In Twin, in December, during 14.4 rainfall days, 3.78" (96mm) of precipitation is typically accumulated. In Twin, during the entire year, the rain falls for 177.1 days and collects up to 35.67" (906mm) of precipitation.Snowfall
January and December are months with snowfall in Twin. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Twin, during the entire year, snow falls for 0.4 days and aggregates up to 0.28" (7mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:40 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:07 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.9h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 3 in December translates into this advice:
Put precautions into practice - Guidance to elude sunburn is provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Twin, MS
- Average high temperature in December: 61.3°F
The warmest months (with the highest average high temperature) are July and August (91.6°F).
The month with the lowest average high temperature is January (58.6°F).
- Average low temperature in December: 46.2°F
The month with the highest average low temperature is August (74.1°F).
The coldest month (with the lowest average low temperature) is January (41.7°F).
Average pressure in December
Twin, MS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Twin, MS
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Twin, MS
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Twin, MS
- Average rainfall in December: 3.78"
The wettest month (with the highest rainfall) is August (4.65").
The driest month (with the least rainfall) is November (1.85").
Average rainfall days in December
Twin, MS
- Average rainfall days in December: 14.4 days
The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in December
Twin, MS
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.24").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Twin, MS
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Twin, MS
- Average daylight in December: 10h and 12min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in December
Twin, MS
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is August (7.1 days).
Average UV index in December
Twin, MS
- Average UV index in December: 3
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Twin, MS
- Average cloud cover in December: 49
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in December
Twin, MS
- Average visibility in December: 5mi
The months with the highest visibility are January, June, July, August, October and November (6mi).
The months with the lowest visibility are February, March, April, May, September and December (5mi).





